package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;

import javax.annotation.PostConstruct;
import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;

/**
 * 自定义定时任务 实现订单状态定时处理
 */
@Component
@Slf4j
public class OrderTask {
    @Autowired
    private OrderMapper orderMapper;

    /**
     * 处理支付超时订单
     */
    @Scheduled(cron = "0 * * * * ?") //每分钟检查一次
    @PostConstruct//对象初始化的时候 指定执行一个方法
    public void processTimeoutOrder(){
        log.info("处理支付超时订单：{}", new Date());
        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);
        // select * from orders where status = 1 and order_time < 当前时间-15分钟
        List<Orders> ordersList = orderMapper.getByStatusAndOrdertimeLT(Orders.PENDING_PAYMENT, time);
        if (!CollectionUtils.isEmpty(ordersList)){
            ordersList.forEach(order -> {
                order.setStatus(Orders.CANCELLED);
                order.setCancelReason("支付超时，自动取消");
                order.setCancelTime(LocalDateTime.now());
                orderMapper.update(order);
            });
        }
    }

    /**
     * 处理“派送中”状态的订单
     */
    @Scheduled(cron = "0 0 1 * * ?") //每天凌晨1点检查一次
    public void processDeliveryOrder(){
        log.info("处理派送中订单：{}", new Date());
        // select * from orders where status = 4 and order_time < 当前时间-1小时
        //当前时间退后一个小时
        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);
        //LocalDateTime time = LocalDateTime.now().minusHours(1);
        //调用方法进行判断获取
        List<Orders> ordersList = orderMapper.getByStatusAndOrdertimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        //判断获取的数据是否有数据
        if (!CollectionUtils.isEmpty(ordersList)){
            //对获取的数据进行循环便利超过时间就直接修改状态
            ordersList.forEach(orders -> {
                //修改状态
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            });

        }
    }
}
